Finding the Fourth Proportional to 83,128.12, 114,709.96 and 46,832.56

Step by Step Solution

1. Step 1: Write the proportion equation
   83,128.12 : 114,709.96 = 46,832.56 : x
2. Step 2: Convert to fraction form
   83,128.12/114,709.96 = 46,832.56/x
3. Step 3: Cross multiply
   83,128.12x = 114,709.96 × 46,832.56
4. Step 4: Simplify right side
   83,128.12x = 5,372,161,084.30
5. Step 5: Solve for x
   x = 5,372,161,084.30/83,128.12
6. Step 6: Final answer
   x = 64,625.08